@charset "utf-8";
/* CSS DocumentⅢ这是一个外部样式 */
body
{
	background-color:aquamarine;
}
#one{
    width: 100px;
    height: 100px;
    background-color:#49B90C;
    background-repeat:repeat-x;/*设置图片水平平铺*/

}
.two{
	width:100px;
	height: 100px;
    background-image:url("../Images/001.png");/*相片背景*/
    background-repeat:no-repeat;/*设置图片不平*/
    background-position:right top;/*设置图片靠右顶部显示*/
	
}
.three{
	width:100px;
	height: 100px;
	background-color:#27B582;
    background-repeat:repeat-y;/*设置垂直平铺*/
}
h1{
	text-align: center;/*设置文本水平对齐方式*/
	text-decoration: overline;/*设置文本装饰：下划线、上划线、中划线*/
}
h2{
	text-align:left;
	text-decoration: line-through;
}
h3{
	text-align:right;
	text-decoration: underline;
}
p.uppercase{
	font-size:10px;/*设置文本字体大小*/
	text-indent: 20px;/*设置文本第一行的缩进*/
	text-transform: uppercase;/*设置文本所有文字为大写*/
	font-family:Cambria, 'Hoefler Text', 'Liberation Serif', Times, 'Times New Roman', 'serif';/*设置字体样式*/
	font-style: italic;/*这是字体斜体*/
}
p.lowercase{
	font-size:20px;
	text-indent: 20px;
	text-transform: lowercase;/*设置文本所有文字为小写*/
	font-family:"Lucida Grande", "Lucida Sans Unicode", "Lucida Sans", "DejaVu Sans", Verdana, "sans-serif";
	font-style:oblique;
}
p.capitalize{
	font-size:30px;
	text-indent:20px;
	text-transform:capitalize;/*设置所有文字首字母为大写*/
	font-family: Cambria, "Hoefler Text", "Liberation Serif", Times, "Times New Roman", "serif";
	font-style: normal;
}
a:link{
	color:yellowgreen;/*未访问链接*/
	text-decoration: none;
	background-color:#D73E40;
}
a:visited{
	color:antiquewhite;/*已访问链接*/
	text-decoration:none;
	background-color:#20A895;
}
a:hover{
	color:aqua;/*鼠标移动到链接上*/
	text-decoration: underline;
	background-color:#4C6F1E;
}
a:active{
	color:aquamarine;/*鼠标点击时*/
	text-decoration: underline;
	background-color:#C38929;
}
.a{list-style-type:circle;}
.b{list-style-type:square;}
table{
	border-collapse:collapse;
}
table,th,td
{
	border:1px solid black;
}
.c{
    background-color:lightcoral;
    height: 200px;
    width:300px;
    border:25px solid green;/*边框大小和颜色*/
    padding:25px;/*内边距*/
    margin:25px;/*外边距*/
}
.e{
	border-style:none;/*边框样式*/
}
.f{
	border-color:aquamarine;/*边框颜色*/
	border-width:5px;/*边框宽度*/
	border-style:dotted;
}
.g{
	border-top-style:dotted;/*设置不同的边框*/
	border-right-style:groove;
	border-bottom-style:inherit;
	border-left-style:inset;
	border-style:dashed;
}
.h{
	border-style:solid;
}
.i{
	border-style:double;
}
.j{
	border-style:groove;
}
.k{
	border-style:ridge;
}
.l{
	border-style:inset;
}
.m{
	border-style:outset;
}
.n{
	border-style:hidden;
}
.o{
	border-style:dotted dashed solid double;
}
.h,.i,.j,.k,.l{/*分组选择器*/
	background-color:aliceblue;
	font-size:20px;
}
.m,.n,.o{
	background-color:bisque;
	font-size:50px;
}